package servlet;

import java.io.IOException;
import java.io.PrintWriter;


import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.db.conn;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;


public class mreads_Add extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public mreads_Add() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	//添加阅读记录信息
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html;");
		response.setHeader("Access-Control-Allow-Origin", "*");
		response.setHeader("Access-Control-Allow-Methods", "GET,POST");
		PrintWriter out = response.getWriter();

		conn cn = new conn();


		String mid=request.getParameter("mid");
		String bid=request.getParameter("bid");
		String mid2=request.getParameter("mid2");


		if(cn.exist("select * from mreads where mid2="+mid2+" and mid="+mid))
		{
			cn.update("update mreads set rtime=now()  where mid2="+mid2+" and mid="+mid);
		}
		else
		{
			String sql="insert into mreads(mid,bid,mid2,rtime)" +
					" values("+mid+","+bid+","+mid2+",now())";

			int i=cn.update(sql);
		}

		JSONArray jsonarray = new JSONArray();
		JSONObject jsonobj = new JSONObject();
		jsonobj.put("jieguo", 1);
		jsonarray.add(jsonobj);
		out = response.getWriter();
		out.println(jsonarray);
	
		out.flush();
		out.close();
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}

